Something a little different for today.
The NACA the National Advisory Committee for Aeronautics was a US government agency founded on 3 March 1915 to” undertake, promote, and institutionalize aeronautical research”. The NACA was dissolved and its assets and personnel were transferred to what we all know as NASA.
This archived footage comes from the Neil A. Armstrong Flight Research Center (formerly Dryden Flight Research Center) and was made available courtesy the US Department of Defense, NASAimages and the US National Archives. The film shows 1940′s experimental aircraft including the YB-49 flying wing and the X-1 and X-15 space plane.